Filter cartridge



FIG. 1 is a right rear perspective view of a filter cartridge showing mynew design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is an enlarged top view thereof; and,

FIG. 7 is an enlarged bottom view thereof.

The broken lines in the drawings depict portions of the filter cartridgethat form no part of the claim.

CLAIM The ornamental design for a “filter cartridge,” as shown anddescribed.